Traduction de «law has been in force requiring a preliminary approval » (Néerlandais → Français) :

Since 1 January 2007, the law has been in force requiring a preliminary approval for the payment by pharmaceutical companies or producers of medical devices of the participation costs of healthcare professionals in scientific events involving at least one night’s accommodation.
Since 1 January 2007, the law has been in force requiring a preliminary approval for the payment by pharmaceutical companies or producers of medical devices of the participation costs of healthcare professionals in scientific events involving at least one night’s accommodation.